A research published in the journal Nature Communications looked at how lies affect economic decisions. The research, which was conducted by a team from California Institute of Technology (Caltech), looked at how people make decisions when they know that someone is lying to them.

The study involved a series of experiments in which participants played a game in which they had to decide whether to trust someone who was giving them advice. In some cases, the advice was truthful, while in other cases it was a lie. The researchers found that people were more likely to trust advice that was truthful, even when they knew that the person giving the advice was a liar.

The researchers also found that people were more likely to trust advice that was consistent with their own beliefs, even when they knew it was a lie. This suggests that people are more likely to believe information that confirms their existing beliefs, even when they know that it is not true.

The researchers believe that these findings could have important implications for economic decision-making. For example, they suggest that people may be more likely to invest in risky assets if they believe that the advice they are receiving is truthful, even if it is not.

Overall, the study suggests that lies can have a significant impact on economic decisions, and that people should be aware of the potential risks of relying on information that is not trustworthy.